#include <stdio.h>

int main(void)
{
	int i = 10;
	double d = 7.2;

	printf("12345678901234567890\n");
	printf("%d%5d\n", i - 1, i + 1);
	printf("%f%10.2f\n", d + 0.1, d + 0.2);
	printf("%.1f\n", d + 0.3);

	return 0;
}